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FFT
- 实现图像的快速FFT变化,对二位数组进行重排后进行校正计算-FFT to achieve rapid changes in the image on the two-digit group rearrangement calculated after correction
TheResearchoftherealtimesignalprocessingofSARbased
- 3.完成系统的FPGA程序开发与调试,主要包括FFT,IFFT,CMUL和转置 存储控制等模块,在此基础上,重点介绍了一种基于DDR SDRAM的行写行读高 效转置存储算法,在采用该算法进行转置存储操作时,读写两端的速度相匹配, 满足流水线操作要求,提高了整个系统的实时性。最后介绍了采用CORDIC算法 实现复图像求模运算的方法,分析了算法的硬件实现结构,并给出了基于FPGA 的实现方法及仿真结果。-he FPGA s development and debugging ar
fft
- 彩色图像经过处理 二值化 灰度化后 进行快速傅里叶变换-Processed color image binarization graying fast Fourier transform after
FFT
- FFT变换实现程序,在图像处理方面有很好的应用-FFT transform procedure in image processing applications are good
musicdsp
- musicdsp source code archive-Analysis Beat Detector Class Coefficients for Daubechies wavelets 1-38 DFT Envelope detector Envelope Detector class (C++) Envelope follower with different attack and release Fast in-place Walsh-Hadamard Tra
tool_image_6
- 基于fft和二进小波编写的二维小波多孔算法图像分解,效果不错-Fft and based on dyadic wavelet algorithm for the preparation of porous two-dimensional wavelet image decomposition, good results
FFT
- 用DSP汇编语言进行医学图像的FFT处理-Using DSP assembly language for medical image processing FFT
tuxiangyasuo
- 一系列展示图像压缩技术的源代码。包括有:使用块截断编码的图像压缩(Block Truncation)、基于高斯金字塔变换的图像压缩(Gaussian Pyramids)、基于离散余弦变换对图像压缩(Discrete Cosine Transform)、基于奇异值分解(SVD)的图像压缩(Singular Value Decomposition)。给出的代码还可以用于2D图像噪声消除。-Image Compression A collection of simple routines
fftw-opencv-example
- I ve made an example on how to perform FFT operation using FFTW in OpenCV. It simply loads an image, compute FFT & IFFT, then display the final result. The resulted image has no difference with the original, as it should.
dftregistration
- Efficient subpixel image registration by crosscorrelation. This code gives the same precision as the FFT upsampled cross correlation in a small fraction of the computation time and with reduced memory requirements
fft
- 实现图像的快速傅里叶变换和反变换 可以通过运行程序,对比原图像和经过变换与反变换后的细微差别-Image of the fast Fourier transform and inverse transform can run the program, and after comparing the original image after the transform and inverse transform the nuances of
FreqCalculate
- 各种变换:// FFT() - 一维快速付立叶变换 // IFFT() - 一维快速付立叶逆变换 // Fourier() - 二维快速傅立叶变换 // IFourier() - 二维快速傅立叶逆变换 // DCT() - 一维快速离散余弦变换 // IDCT() - 一维快速离散余弦逆变换 // FreqDCT() - 二维快速离散余弦变换 // IFreqDCT() - 二维快速离散余弦逆变换,图象的二维离散小波变换-Var
FFT
- 图像的傅立叶变换完整算法源码,提供经典Lena图像及变换后图像-Complete algorithm the Fourier transform of the image source, providing the classic Lena image and the transformed image
FFT
- 用MFC实现了离散余弦变换的快速算法,可以从文件读序列,显示变换结果,绘出图像-Realized with discrete cosine transform MFC fast algorithm that can read from a file sequence, showing transform results, draw the image
FFTDemo
- FFT图像配准演示,返回两幅图像的差跟配准的x,y轴offset. (本程序仅包含可执行文档)-FFT Image Registration Demo. X,Y offset is returned and the difference image is calculated.
FFT
- 快速傅里叶变换的C++程序,用于各类信号和图像粗粒领域-Fast Fourier Transform C++ program for various types of coarse-grained areas of signal and image
fft
- 该算法是通过计算图像功率谱大小来评价图像的清晰度。清晰的图像功率谱大于模糊图像的功率谱。-The algorithm is derived by calculating the size of the image power spectrum to evaluate the clarity of the image. Clear image power spectrum is greater than the power spectrum of blurred image.
function6
- Pass the Images Through Optics -- Use a Gaussian "Aperture Function" This code segement can use a measured aperture function just as easily - simply replace the next five lines by "load measured_aperture" where measured_aperture is the measur
FFT-s
- FFT 快速傅里叶变换和一般的变换 还有图像的锐化都做了处理了的。-FFT fast Fourier transform and change in general there is a sharpening of the image have done a deal with the.
exp1---fft-with-no-rotation
- 基于全局运动的图像配准程序,能够进行具有全局位移关系的图像配准-Based on the global movement of image registration procedures, to carry out a global displacement of the image registration